31022:20110406:122208.670 In calculate_item_nextcheck (686062,86400,"",1302103328)
 31022:20110406:122208.670 End calculate_item_nextcheck (nextcheck:1302129262 delay:86400)
 31022:20110406:122208.670 In zbx_binary_heap_insert() key:686062
 31022:20110406:122208.671 In zbx_hashmap_get() key:686062
 31022:20110406:122208.671 End of zbx_hashmap_get() key:686062 value:-1
 31022:20110406:122208.671 In zbx_hashmap_set() key:686062 value:118
 31022:20110406:122208.671 In zbx_mem_malloc() size:96

1302103328 = 2011-04-06 12:22:08
1302129262 = 2011-04-06 19:34:22

mysql> SELECT status, delay, lastclock, FROM_UNIXTIME(lastclock) FROM items WHERE itemid = 686062;
+--------+-------+------------+--------------------------+
| status | delay | lastclock  | FROM_UNIXTIME(lastclock) |
+--------+-------+------------+--------------------------+
|      0 | 86400 | 1301956473 | 2011-04-04 19:34:33      |
+--------+-------+------------+--------------------------+

sqlite> SELECT itemid, status, lastclock FROM items WHERE itemid = 686062;
686062|0|

sqlite> SELECT COUNT(1) FROM proxy_history WHERE itemid = 686062;
0